The Oil Heaters (Safety) Regulations 1977

Safety in overturning

10.—(1) An oil heater other than one designed to operate only when fixed to a rigid support shall have a self-extinguishing facility.

(2) Any self-extinguishing facility shall be so designed and of such materials that—

(a) its operation will not become impaired by corrosion during the normal life of the heater;

(b) it will not require attention more often than at monthly intervals;

(c) if it requires attention at any time, it embodies a means of indicating that its condition is such that there is a risk of its being ineffective; and

(d) If it is tested in accordance with the tests specified in Parts K1 and K2 of Appendix K to the British Standard Specification of 1974—

(i) the flame of the heater will be extinguished within fifteen seconds after the heater is overturned,

(ii) no flame will appear outside the working surface during the tests;

(iii) the winceyette referred to in that Appendix will not catch fire during the tests; and

(iv) after the flame of the heater has been extinguished, it will not reignite spontaneously.